PT-2025-52379 · Hugging Face · Huggingface/Transformers

The_Kernel_Panic · Published 2025-12-18 · Updated 2026-01-21 · CVE-2025-14921

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Hugging Face Transformers (affected versions not specified)

Description A flaw exists in Hugging Face Transformers due to insufficient validation of user-supplied data during the parsing of model files. This can lead to the deserialization of untrusted data, potentially allowing a remote attacker to execute arbitrary code in the context of the current user. User interaction is required, such as visiting a malicious page or opening a malicious file, to trigger exploitation. This issue was identified as ZDI-CAN-25424.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2025-14921

PYSEC-2025-212

ZDI-25-1149

Affected Products

Huggingface/Transformers

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-14921 · Security Note
• https://osv.dev/vulnerability/PYSEC-2025-212 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-14921 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-25-1149 · Security Note
• https://twitter.com/VulmonFeeds/status/2003621203575972052 · Twitter Post
• https://twitter.com/CVEnew/status/2003700586563404192 · Twitter Post
• https://t.me/cveNotify/149420 · Telegram Post